Perennials, 20-80 cm, eglandular; fibrous-rooted, with caudexlike, lignescent rhizomes. Leaves not densely overlapping, proximal and mid cauline blades oblong to lanceolate-oblong, 10-20 × 6-12 mm, abruptly reduced distally, herbaceous, bases truncate to subcordate, subclasping, flat, faces sparsely hispidulous to hispido-pilose. Involucres conic to broadly cylindric, 3-4.5 × 2-2.5 mm. Ray florets 6-9; corollas white. Disc florets 4-7, functionally staminate. Cypselae 1.6-2.2 mm, 2(-3)-nerved (ray) or 3-5-nerved (disc), strigose; pappi in 1 series, thickened rings or minute, erose crowns less than 0.1 mm. 2n = 16.

Flowering (May-)Jul-Oct. Limestone cliffs, ledges, bluffs, steep hillsides, sometimes in seepy areas, oak-juniper, oak, or mixed deciduous woods; 300-500 m; Tex.